DE59102869D1 - METHOD AND DEVICE FOR DETECTING AND TRANSMITTING INFORMATION WITH RELATIVELY MOVABLE ELECTRICAL LADDERS OD. DGL. - Google Patents

METHOD AND DEVICE FOR DETECTING AND TRANSMITTING INFORMATION WITH RELATIVELY MOVABLE ELECTRICAL LADDERS OD. DGL.

Info

Publication number
DE59102869D1
DE59102869D1 DE59102869T DE59102869T DE59102869D1 DE 59102869 D1 DE59102869 D1 DE 59102869D1 DE 59102869 T DE59102869 T DE 59102869T DE 59102869 T DE59102869 T DE 59102869T DE 59102869 D1 DE59102869 D1 DE 59102869D1
Authority
DE
Germany
Prior art keywords
dgl
detecting
transmitting information
relatively movable
movable electrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE59102869T
Other languages
German (de)
Inventor
Andreas Stiehl-Wolf
Peter Subke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oerlikon Barmag AG
Original Assignee
Barmag AG
Barmag Barmer Maschinenfabrik AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19904031840 external-priority patent/DE4031840A1/en
Priority claimed from DE19904031839 external-priority patent/DE4031839A1/en
Application filed by Barmag AG, Barmag Barmer Maschinenfabrik AG filed Critical Barmag AG
Application granted granted Critical
Publication of DE59102869D1 publication Critical patent/DE59102869D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • B66C23/90—Devices for indicating or limiting lifting moment
    • B66C23/905—Devices for indicating or limiting lifting moment electrical
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Jib Cranes (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Forklifts And Lifting Vehicles (AREA)
DE59102869T 1990-10-08 1991-09-27 METHOD AND DEVICE FOR DETECTING AND TRANSMITTING INFORMATION WITH RELATIVELY MOVABLE ELECTRICAL LADDERS OD. DGL. Expired - Fee Related DE59102869D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19904031840 DE4031840A1 (en) 1990-10-08 1990-10-08 Signal transmission appts. for telescopic extension of crane - has conductive rails forming bus=bar between sections allowing transmission of control data
DE19904031839 DE4031839A1 (en) 1990-10-08 1990-10-08 Length measurement of relatively movable electrical conductors - uses reflection or step voltages and measurement of reflection times
PCT/EP1991/001852 WO1992006349A2 (en) 1990-10-08 1991-09-27 Process and device for acquiring and transmitting information with electrical conductors movable relatively to one another or the like

Publications (1)

Publication Number Publication Date
DE59102869D1 true DE59102869D1 (en) 1994-10-13

Family

ID=25897531

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59102869T Expired - Fee Related DE59102869D1 (en) 1990-10-08 1991-09-27 METHOD AND DEVICE FOR DETECTING AND TRANSMITTING INFORMATION WITH RELATIVELY MOVABLE ELECTRICAL LADDERS OD. DGL.

Country Status (4)

Country Link
EP (1) EP0552181B1 (en)
AU (1) AU8616491A (en)
DE (1) DE59102869D1 (en)
WO (1) WO1992006349A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004008083U1 (en) 2004-05-19 2005-11-10 Liebherr-Werk Ehingen Gmbh mobile crane
EP1772415A3 (en) * 2005-10-04 2008-09-03 Liebherr-Werk Ehingen GmbH Support device for a mobile crane
DE102006025002A1 (en) * 2006-05-30 2007-12-06 Pat Gmbh Mobile or stationary working device with telescopic boom elements whose position is detected by RFID technology
DE102012208635A1 (en) * 2012-05-23 2013-11-28 Hirschmann Automation And Control Gmbh Measuring the boom length of a crane by measuring transit time
ITUA20161449A1 (en) * 2016-03-08 2017-09-08 Fassi Gru S P A Crane comprising an extendable arm and a device for measuring the extension of this extensible arm

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1803457C3 (en) * 1968-10-16 1974-09-12 Pietzsch, Ludwig, Dr.-Ing., 7500 Karlsruhe Overload protection for jib cranes
US3833130A (en) * 1973-04-20 1974-09-03 Krupp Gmbh Safety device for a top boom pivotally mounted on a crane boom
DE2836108A1 (en) * 1978-08-17 1980-02-28 Krupp Gmbh Telescopic jib crane with load sensing transducer - has signal converters with amplitude modulators with different carrier frequencies
FI801541A (en) * 1979-05-18 1980-11-19 Coles Cranes Ltd SAW LOAD INDICATOR FOER LAST
US4597183A (en) * 1983-02-24 1986-07-01 Standard Oil Company (Indiana) Methods and apparatus for measuring a length of cable suspending a well logging tool in a borehole
DE3420596C2 (en) * 1984-06-01 1986-10-02 Dr.-Ing. Ludwig Pietzsch Gmbh & Co, 7505 Ettlingen Monitoring and control system for jib cranes
DE3606590A1 (en) * 1986-02-28 1987-09-03 Oelsch Kg Device for position (displacement) measurement in telescopic booms

Also Published As

Publication number Publication date
AU8616491A (en) 1992-04-28
WO1992006349A3 (en) 1992-09-03
EP0552181B1 (en) 1994-09-07
EP0552181A1 (en) 1993-07-28
WO1992006349A2 (en) 1992-04-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee